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ISL28417_14 Datasheet, PDF (24/34 Pages) Intersil Corporation – 40V Precision Low Power Operational Amplifiers
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ISL28117, ISL28217, ISL28417
Characterization vs Simulation Results
100
100
VS = ±18.2V
AV = 1
10
10
1
1
10
100
1k
10k
100k
FREQUENCY (Hz)
FIGURE 58. CHARACTERIZED INPUT NOISE VOLTAGE
70
AV = 1000
60
50
AV = 100
40
30
Rg = 100, Rf = 100k
Rg = 1k, Rf = 100k
VS = ±20V
CL = 4pF
RL = 10k
VOUT = 50mVP-P
AV = 10
20
Rg = 10k, Rf = 100k
10
AV = 1
0
-1010
Rg = OPEN, Rf = 0
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 60. CHARACTERIZED CLOSED LOOP GAIN vs FREQUENCY
2
1
RL = 10k
0
-1
RL = 4.99k
-2
-3
-4
-5 VS = ±20V
CL = 4pF
-6 AV = +1
-7 VOUT = 50mVP-P
RL = 1k
RL = 499
RL = 100
-8
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 62. CHARACTERIZED CLOSED LOOP GAIN vs RL
1.0
1.0
10
100
1.0k
10k
100k
FREQUENCY (Hz)
FIGURE 59. SIMULATED INPUT NOISE VOLTAGE
70
AV = 1000
60
AV = 100
40
AV = 10
20
Rg = 10k, Rf = 100k
Rg = 100, Rf = 100k
Rg = 1k, Rf = 100k
VS = ±15V
CL = 4pF
RL = 10k
VOUT = 50mVP-P
0 AV = 1
-10
10
Rg = OPEN, Rf = 0
100
1.0k
10k
100k
FREQUENCY (Hz)
1.0M 10M
FIGURE 61. SIMULATED CLOSED LOOP GAIN vs FREQUENCY
1
RL = 10k
0
RL = 4.99k
RL = 1k
-2
-4
VS = ±15V
CL = 4pF
-6 AV = +1
VOUT = 50mVP-P
RL = 499
RL =100
-8
10
100
1.0k
10k
100k
1.0M 10M
FREQUENCY (Hz)
FIGURE 63. SIMULATED CLOSED LOOP GAIN vs RL
24
November 30, 2012
FN6632.10
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